Finding the Fourth Proportional to 731,793.29, 1,097,698.13 and 258,146.49
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Solution
The fourth proportional to 731,793.29, 1,097,698.13 and 258,146.49 is: 387,222.63
Step by Step Solution
- Step 1: Write the proportion equation
731,793.29 : 1,097,698.13 = 258,146.49 : x - Step 2: Convert to fraction form
731,793.29/1,097,698.13 = 258,146.49/x - Step 3: Cross multiply
731,793.29x = 1,097,698.13 × 258,146.49 - Step 4: Simplify right side
731,793.29x = 283,366,923,132.75 - Step 5: Solve for x
x = 283,366,923,132.75/731,793.29 - Step 6: Final answer
x = 387,222.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.